(0 10 3)(1 8 4)(2 20 18)(5 11 9)(6 13 7)(12 16 14)(15 19 17)
ALLOWS (11/8)-SEQUENCE
1: (3 7 10)
(0 10 6 13 7)(1 8 4)(2 20 18)(3)(5 11 9)(12 16 14)(15 19 17)
2: (5 11 9)
(0 10 6 13 7)(1 8 4)(2 20 18)(3)(5)(9)(11)(12 16 14)(15 19 17)
3: (1 8 4)
(0 10 6 13 7)(1)(2 20 18)(3)(4)(5)(8)(9)(11)(12 16 14)(15 19 17)
4: (0 10 7)
(0)(1)(2 20 18)(3)(4)(5)(6 13 7)(8)(9)(10)(11)(12 16 14)(15 19 17)